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 * The MIT License (MIT)                                                         *
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 * Copyright (c) 2015-2022 aoju.org and other contributors.                      *
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package org.aoju.bus.image.metric;

import org.aoju.bus.image.Status;
import org.aoju.bus.image.Tag;
import org.aoju.bus.image.galaxy.data.Attributes;
import org.aoju.bus.image.metric.internal.pdu.Presentation;

import java.io.IOException;

/**
 * @author Kimi Liu
 * @version 6.5.0
 * @since Java 17+
 */
public class DimseRSPHandler {

    private final int msgId;
    private Presentation pc;
    private volatile Timeout timeout;
    private boolean stopOnPending;

    public DimseRSPHandler(int msgId) {
        this.msgId = msgId;
    }

    final void setPC(Presentation pc) {
        this.pc = pc;
    }

    public final int getMessageID() {
        return msgId;
    }

    final void setTimeout(Timeout timeout, boolean stopOnPending) {
        this.timeout = timeout;
        this.stopOnPending = stopOnPending;
    }

    boolean isStopOnPending() {
        return stopOnPending;
    }

    public void cancel(Association as) throws IOException {
        as.cancel(pc, msgId);
    }

    public void onDimseRSP(Association as, Attributes cmd, Attributes data) {
        if (stopOnPending || !Status.isPending(cmd.getInt(Tag.Status, -1)))
            stopTimeout(as);
    }

    public void onClose(Association as) {
        stopTimeout(as);
    }

    private void stopTimeout(Association as) {
        if (null != timeout) {
            timeout.stop();
            timeout = null;
        }
    }

}
